Sabine Herbst-Klenz, née Sabine Klenz, (27 June 1974, in Leipzig, Sachsen) is a retired female butterfly and medley swimmer from Germany. She twice competed for her native country at the Summer Olympics: 1996 and 2000. Herbst is the daughter of Olympians Eva Wittke and Jochen Herbst, and the sister of swimmer Stefan Herbst.
Her son Ramon Klenz is also a swimmer. He broke the 32-year old German record of Michael GroÃÂ in 200m Butterfly.